3924037385 has 4 divisors (see below), whose sum is σ = 4708844868. Its totient is φ = 3139229904.

The previous prime is 3924037363. The next prime is 3924037391. The reversal of 3924037385 is 5837304293.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1096669456 + 2827367929 = 33116^2 + 53173^2 .

It is a cyclic number.

It is not a de Polignac number, because 3924037385 - 2²⁶ = 3856928521 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 392403734 + ... + 392403743.

It is an arithmetic number, because the mean of its divisors is an integer number (1177211217).

Almost surely, 2^3924037385 is an apocalyptic number.

It is an amenable number.

3924037385 is a deficient number, since it is larger than the sum of its proper divisors (784807483).

3924037385 is an equidigital number, since it uses as much as digits as its factorization.

3924037385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784807482.

The product of its (nonzero) digits is 544320, while the sum is 44.

The square root of 3924037385 is about 62642.1374555498. The cubic root of 3924037385 is about 1577.2881678716.

The spelling of 3924037385 in words is "three billion, nine hundred twenty-four million, thirty-seven thousand, three hundred eighty-five".